Home / 1,391,500,919.46-2,088,247,208.28-506,184,567.64

Finding the Fourth Proportional to 1,391,500,919.46, 2,088,247,208.28 and 506,184,567.64

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Solution

The fourth proportional to 1,391,500,919.46, 2,088,247,208.28 and 506,184,567.64 is: 759,639,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,500,919.46 : 2,088,247,208.28 = 506,184,567.64 : x
  2. Step 2: Convert to fraction form
    1,391,500,919.46/2,088,247,208.28 = 506,184,567.64/x
  3. Step 3: Cross multiply
    1,391,500,919.46x = 2,088,247,208.28 × 506,184,567.64
  4. Step 4: Simplify right side
    1,391,500,919.46x = 1,057,038,510,256,125,824
  5. Step 5: Solve for x
    x = 1,057,038,510,256,125,824/1,391,500,919.46
  6. Step 6: Final answer
    x = 759,639,102.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.